The Canadian rapper, singer-songwriter and producer k-os is kind of like the Forrest Gump of popular music — he’s been everywhere. On the 20th anniversary of his smash hit album “Joyful Rebellion,” k-os sits down with Tom Power to share some wild stories from his life and career, like the time he hung out with Prince and how he has Shaquille O'Neal to thank for his first hit in the U.S.